Bird feeder



FIG. 1 is a top perspective view of a bird feeder, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof, the right side view being a mirror image of FIG. 5 ;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the figures are for the purposes of illustrating portions of the bird feeder, which form no part of the claim design. 

CLAIM The ornamental design for a bird feeder, as shown and described. 